<template>
  <div class="container">
    <div class="app-container">

      <el-tree default-expand-all :data="depts" :props="defaultProps">
        <!-- 节点结构 -->
        <!-- v-slot="{ node, data }" 只能作用在template -->
        <template v-slot="{ data }">
          <el-row style="width:100%;height:40px" type="flex" justify="space-between" align="middle">
            <el-col>{{ data.name }}</el-col>
            <el-col :span="4">
              <span class="tree-manager">{{ data.managerName }}</span>
              <!-- $event 实参 表示类型 -->
              <el-dropdown @command="operateDept($event, data.id)">
                <!-- 显示区域内容 -->
                <span class="el-dropdown-link">
                  操作<i class="el-icon-arrow-down el-icon--right" />
                </span>
                <!-- 下拉菜单选项 -->
                <el-dropdown-menu slot="dropdown">
                  <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                  <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                  <el-dropdown-item command="del">删除</el-dropdown-item>
                </el-dropdown-menu>
              </el-dropdown>
            </el-col>
          </el-row>
        </template>
      </el-tree>

    </div>
    <add-dept ref="addDept" :show-dialog.sync="showDialog" :current-node-id="currentNodeId" @updateDepartment="getTreeList" />
  </div>
</template>
<script>
import addDept from '@/views/department/component/adddept.vue'
import { getTreeListAPI, delDepartment } from '@/api/department'
import { transformList } from '@/utils/index'

export default {
  name: 'Department',
  components: {
    addDept
  },
  data() {
    return {
      depts: [],
      defaultProps: {
        children: 'children',
        label: 'name'
      },
      showDialog: false,
      currentNodeId: null
    }
  },
  created() {
    this.getTreeList()
  },
  methods: {
    // 获取属性列表
    async getTreeList() {
      const res = await getTreeListAPI()
      console.log(res)
      this.depts = transformList(res, 0)
    },
    //
    operateDept(type, id) {
      if (type === 'add') {
        this.showDialog = true
        this.currentNodeId = id
      } else if (type === 'edit') {
        this.showDialog = true
        this.currentNodeId = id
        this.$nextTick(() => {
          this.$refs.addDept.getDepartmentDetail() // this.$refs.addDept等同于子组件的this
        })
      } else {
        this.$confirm('您确认要删除该部门吗').then(async() => {
          await delDepartment(id)
          // 提示消息
          this.$message.success('删除部门成功')
          this.getTreeList()
        })
      }
    }
  }
}
</script>
<style scoped>
.app-container {
  padding: 30px;
  font-size: 14px;
  margin: 30px;
}
.tree-manager {
  width: 50px;
  display: inline-block;
  margin: 10px;
}
/* template{
  margin-top: 15px;
} */
</style>

